Specifications Bluetooth Headphone 1.Bluetooth specification: 3.0 + EDR Class 2 2.Foldable design 3.Music playing time: up to 7 hours Black Foldable High Quality Music Stereo Bluetooth Headphone Feature:1.Foldable design, be accompany with you everywhere.2.Extreme comfort from adjustable headband and earplug3.Wireless connect with Bluetooth enable cell phone or PC for hands free communication4.Bluetooth specification: 3.0 + EDR Class 25.Bluetooth profiles supported: HSP, HFP 1.5, A2DP1.2 and AVRCP1.06.Operating distance: 10 meters Class 27.Built-in rechargeable battery : DC: 3.7V/200mAh 8.Talk time: 6 hours9.Music playing time: up to 7 hours10.Standby time: up to 300 hours11.
Specifications bluetooth headphones with MP3 player 1.Factory supplier 2.CE & ROHS & BT certificate 3. unique design 4, excellent sound Top1 hot selling stereo bluetooth headphone in 2013 Fashion headphones technical Parameter: ♥ Driver unit: 2 ×30mm speaker♥ Frequency response: 20-20KHz♥ Operating Voltage:3.7V♥ Impedance (+/- 10%): 32ohms♥ Sensitivity (+/- 5dB at 1KHz): 115dB♥ Output current: 100mA♥ Operating Current:≤30mA♥ Plug: 3.5mm stereo♥ Cable:2.0M+/-10%♥ TF Card Supprt:128MB-16GB♥ Playback time: 8hours♥ Charging time: 2-3hours Detailed pictures(Same design, different print) Fashion headphones specification: Main feature♥ Earmuff used
Brand Name: HFL Model Number: HFL-DSC00143 Style: In-Ear Communication: Wired Connectors: other Use: earphone Function: Bluetooth,Silicone earphone plugs Place of Origin: Guangdong China (Mainland) Material: 100% food grade silicone Size: 12x13mm Layer: Double Layers Color: Different Colors Payment terms: T/T, L/C Payment methords: FOB shenzhen MOQ: 10000pcs Certificate: ISO9001, SGS Shipment: as customized Packaging & Delivery Packaging Detail: Inner packing:2pcs packed in polybag,1000pcs packed in polybag outer packing:10 polybags/ctn measurement:335*290*265mm We also can make the packing by clients' request . Delivery Detail: 15-25days Specifications Silicone earplugs for bluetooth headset 1,Material: silicone 2,MOQ:10000pcs 3,Shipment: as customized 4,Color: as customized silicone earplugs for bluetooth headset:1.Made of 100% grade silicone with FDA and SGS approval2.Bowl shape to fit the ear canal comfortably for decreasing noise 3.Non-toxic,smooth, dirt resistant4.More
Brand Name: Feelymos Model Number: E1 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Version: Bluetooth V3.0 + EDR, A2DP IC: CSR BC6145 Color: Black/Red / Blue Battery: rechargeable lithium polymer Packaging & Delivery Packaging Detail: Retail package: 11.7*18.7*4.8cm 7pcs/carton : 38*22*13cm 28pcs/carton :38*46*28cm Delivery Detail: 3~5day Specifications 1)Super mini wireless bluetooth headset 2)Suports A2DP with high quality stereo function 3)Multi-connection,connect 2 phones ItemSpecificationVersionBluetooth V3.0+EDR,Hands-free,A2DPICCSR BC6145Talking time4hoursStandby time60hoursDimension72*22.5*15mmWeight8gOperation distancewithin 30FT(10m)Frequency range2.40-2.48GhzMusic playingabout 4hoursCharging timeabout 1.5hours Product features Special carbon fiber design( like diamond surface, ultra light and strong)Supports A2DP with high quality music playing funct
Brand Name: SMS Model Number: SMS 50 cent Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: Original pacakge . Delivery Detail: 5-15days Specifications Ergonomically designed Noise cancelling SMS 50 cent earphone ,in-earphone, headphone. wired headphone, bluetooth headphone This item have three kinds:1. In-earphone2. Bluetooth headphone3. wired headphone
Brand Name: HR Model Number: SP-02 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: China (Mainland) Name: Bluetooth headphone, wireless headphones, foldable headsets Material: PLASTIC+RUBBER+STEEL CHARGE INPUT VOLTAGE: DC 5V BY MICRO USB CHARGING TIME: ABOUT 3.5 HOURS BATTERY: Rechargeable 380mAH Li-polymer battery TALK TIME: UP TO 11 HOURS PLAY MUSIC TIME: UP TO 10 HOURS STANDYBY TIME: UP TO 250 HOURS SPEAKER IMPEDANCE: 32±15% SPEAKER FREQUENCY RANGE: 20~20KHz Packaging & Delivery Packaging Detail: Packing for Bluetooth Headset China:1pc/black bag Delivery Detail: 10-20days Specifications Bluetooth headphone, wireless headphone, foldable headsets 1.Bluetooth 3.0+EDR 2.Hands-free call 3.Portable. foldable Bluetooth headphone, wireless headphones, foldable headsets: About the speaker: This headset offers great sound, comfort and mobility. Easily make
Specifications Sport Bluetooth headset 1)Bluetooth V1.2 compliant for mobile phone or PC 2)Talk Time: Up to 4 hrs 3)Stand-by time:200 hrs High quality Sport Bluetooth headset, Bluetooth V2.1 Specifications:1.sport bluetooth headset 2.wireless 3.used for mobile phone,PC Product Description:100% Brand NewWeight: 118gOperating frequency range:2.402GHz~2.480GHzBluetooth V2.1 compliantRange of Wireless Connection: 10 metersTransmitting Power:Glass2Supports headset & handsfree profilesHeadphone with built-in chargeable 150mAH lithium batteryTalk Time: Up to 4 hoursStand-by time:200 hoursPerfect fusion of practicability and fashionMost fashionable Euramerican design with foldable eyeglass providing infinite fun of wireless hearing Stereo compression ratio
Brand Name: OEM Model Number: C01484 Style: Headband Communication: Wireless Connectors: Other Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Charger specifications: DC5.0V 300mA Listen time: â¥16 hours Packaging & Delivery Packaging Detail: Paper Packaging Delivery Detail: 3-7days Specifications Wireless Bluetooth Headphone 1.Transmitting Power: Class 2 2.Frequency Range: 2.4026 GHz-2.480 GHz 3.Color: Black HOT! SX-907 Wireless Bluetooth Headphone (C01484) Features:1.Wirelessly transmitted stereo music via Bluetooth Adapter.(acoustics devices like for iPOD,for PSP, MP3,Hi-Fi).2.Support A2DP mobile phone, the mobile phone can be transmitted stereo music directly. No need the Bluetooth Adapter.3.With foldable and comfortable headset you can keep enjoying for long time4.Bluetooth headset designed with 2 purchase of hi-precision speaker,superior sound, powerful bass systemSp
Specifications Wireless Bluetooth Headphones 1.Multifuction for PC,MP3 2.Wireless Handfree 3.BOB,FCC,CE,ROHS 2012 New Hot Sale Unique Multifuntion Hi-Fi Handsfree Wireless Bluetooth headphones,headset Designed for an active lifestyle ,HI-FI Bluetooth Stereo Headphones combines the stylish design and reliable wireless technology in the ideal mini size units .It’s completely accord with the requirement of fashion life . Features:1. Blocks 4 times the external noise.2. Crystal clear sound with DSP.3. Support A2DP, AVRCP, headset, handfree profile.4. Redial the last call, reject call, volume adjustable.5. Faster connecting, clear sound, anti-interference.6. Listen to MP3 music from cellphone.7. Listen to stereomusic from PC.8. On-line chat through bluetooth wireless transmitter.9. When work with PC Audio cable , it could only listen to sound from PC10. Support MP3 player, Support TF card(Mini micro card) Specification:1. Bluetooth protocol: version 2.1+E
Specifications A+++ quality,brand new,box packaging,factory price,good service,many different designs and model available,fast delivery!!! Dear friends,the products have logo and the products are in sealed box,if you are interested,please contact us,thanks!
Specifications 1 .smart phone bluetooth headset 2.fast delivery good quality 3.factory directly wholesale 4. ultra slim design 5.OEM accept Multifunction Hi-Fi Bluetooth Headphones,Bluetooth Headphones High quality.Excellent Sound Quality.Well design and easy to use.Stable neckband means versatility for use conditions.Seamless switching between music and calls.Great sound with control.The headset supports Bluetooth v3.0 + EDR with handsfree, Headset, A2DP (Stereo Music) and AVRCP (Audio Video Remote Control) profiles.Frequency Response is 20-20000 Hz and Total Harmonic Distortion is less than 0.5%.Operating distance: 10m.Range of frequency: 2.4 to 2.4835GHz ISM band.Compatible with: Various Bluetooth enabled devices, for example mobile phone, PDA, laptops, MP3/4/5 etc. ModelHB101bluetoothbluetooth 3.0+EDRsatndby current≤ 10μAworking current≤ 30mAworking voltageDC 3.7 Vcharging currentDC 5V , 500mA (red LED onspeaker unitφ30 32Ω 20mW *2speake
Specifications 1 Handsfree Bluetooth Headphones 2 Micro USB Charging Socket 3 In-ear Speaker 4 CE, FCC, RoHS, BQB Hot! Handsfree Bluetooth Headphones BH026RT Main Features:1 Micro USB Charging Socket2 In-ear Speaker3 Multi-point4 V+ V- Keys5 CE, FCC, RoHS, BQB certificates6 Supports iPhone, iPad, skype, MSNProduct specificationsBluetooth Specification: V3.0+ EDRBluetooth Profiles Supported: Headset, HandsfreeOperation Range: Up to 10 metersTalk Time*: Up to 3 hoursStandby Time*: Up to 70 hoursDimensions(mm): L32 x W20 x H11.5Weight: About 6g * May vary due to users operation mode and device settings. About UsWe have specialized in Bluetooth for 10 years. From the earliest version 1.0 ,we succeed producing version 1.1 Bluetooth now. We skillfully utilize the chips including CSR, BROADCOM, ISSC etc. on our products. With the support from original chip factory, our company has kept to the market tr
Specifications 1. wireless bluetooth headsets bh503 for mobile phones 2. high quality and best prices 3. one year warranty Stereo NK bh503 bluetooth headset Description:wireless bluetooth headsets bh503 for mobile phones - for excellent audio quality, great wearability and laid-back design, lets you lose yourself in the music knowing you won't miss a call.With a Bluetooth Stereo Headset BH-503 you can:Enjoy high-quality stereo sound streamed from your compatible phoneStay comfortably in style with over the ear design and an easygoing neckbandControl the music player and manage your calls with the media keysSave time with fast charging Features:Weight: 70gDimensions: 150x75x155mmTalk Time: up to 11hMusic Time: up to 11hStandby Time: up to 210hInterfaces: Bluetooth 2.0 with EDRAdvanced Audio Distribution ProfileAudio Video Remote Control ProfileOperating Range: up to 10m
Brand Name: WF Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) speaker: 40mm Frequency response: 55Hz-20KHz Specifications 1.OEM ODM Service 2.Factory direct price 3.Bluetooth 4.foldable 5.different colors Foldable wireless bluetooth headset Parameter of bluetooth headset : More pictures of bluetooth headset : Four colors of bluetooth headset : other headphone: Packing of bluetooth headset : Packing Size of bluetooth headset : 157mm(L)×83mm(W)×190mm(H) Contact us for more information on bluetooth headset Ms Amanda LiSkype:amanda75290527 Tel:+86 13724565259(English) Amanda +86 13332655409(Chinese) Jason Email: market(@)winfire999.com.cn
Brand Name: ODM OEM Model Number: HP-042 Style: In-Ear Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: black Packaging & Delivery Packaging Detail: color window box Delivery Detail: within 15 days Specifications Bluetooth Headphone Bluetooth Headphone 1,built-in 60mAh Li-polyner Battery.2,Charging Time:1.5 hours3,Talk time:4 hours4,Standby time:80 hours5,different colors are optional6,CE approval
Brand Name: x5tech Model Number: XH-008BT Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: blister packing, 20pcs/CTN0.068CBM Delivery Detail: 25 days after deposit Specifications 1.Perfect design neckband wireless bluetooth headphone 2.good sound quality ,can answer the phone call. 3.with microphone Feather: 1.Fashional and simple design wireless bluetooth headphone2.with microphone ,can answer the phone call 3.Advanced Bluetooth technology 4.Easy to take and enjoy your music during sporting ,travelling ,walking ,driving ....5.Unique and Intelligent function let you will not miss any call when you enjoy your music Specification: Edition Bluetooth V2.1+EDR Frequency Coverange2.402GHz--2.480GHz ISM BandSensitivity-80dbmWireless transmitter StandardClass 2Channel79 Channels of 1MHz BWTransimt Rang
Specifications 1. V3.0 Stereo Bluetooth Headphone 2. Bislter Packing 3. 6 Regular Colors 4. Stereo Effect. 5. Stock delivery YPBH-W02 6 Colors V3.0 Stereo Bluetooth Headphone FEATURE ♥ Master chip:V3.0+EDR♥ Speaker: 30(Φmm) ♥ Sensitivity: 123(dB) ♥ Frequency range: 20-20KHZ SPECIFICATION ♥ High power, recharger li-polymer battery.♥ Voltage: 3.7V.♥ Charger and discharger protection IC.♥ Talk time up to 14 hours.♥ Standby time up to 250 hours. ♥ 6 Regular Colors: White, Black, Pink, Red, Orange, Blue PRODUCT PICTURE PRATICAL PRODUCT PHOTO PACKAGING COMPANY PROFILE Yinphone accessories Inc. has been dedicated in mobile phone accessories such as battery packs, chargers, faceplates, LCD and leather cases since 1995. Now we have added PDA accessories, digital camera battery packs and chargers to our business line.
Specifications 1.Bluetooth V3.0,High-end audio quality 2.compatible with smart phone,car aux,home hifi,etc. 3.With an universal 3.5mm audio Sport stereo wireless bluetooth headphone for mobile,laptop,computer,MID specification: Bluetooth VersionV3.0Operating Distance10-15mBatteryBuilt-in rechargeable li-polymer batteryCharging PlugAC chargerDimensions51.8*18.4*14.5mmHeadset WeightAround 9.4gMultipoint TechnologyNoMulti-function Button On/OffYesStandard Bluetooth FeaturesYesStandby Time (days)7Supported ProfilesAVRCP,HFP,A2DP and HSPTalk/PlayTime (hrs)7In the Box1xbluetooth stereo transmitter receiver 1xstereo earphone1xAC charger1xUser manualOther Specifications1.Clip-on design with 3.5mm audio jack2.MicroUSB charge connection3.Voice dialing and LED indicaion4.Can works with home hifi,smart phone,corded headphone,car aux and RCA audio cable
Brand Name: Hensallcd Model Number: for Bluedio 610 Style: In-Ear Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Transmission distance: 15 M bluetooth profile: Headset A2DP,AVRCP,HFP1.5,HSP1.1 Status: In stock Plug: AC Name: Bluetooth Headset In box packing Packaging: anti-static bags with foam box Leads time: 1-3 days Shipping: DHL,EMS,UPS,HKost,ChinaPost Guarantee: 6 month fit for: Bluetooth Headset 610 Packaging & Delivery Packaging Detail: Packed with anti-static bag and foam box Delivery Detail: Within 1-3 days after confirm the payment Specifications Bluetooth Headset for Bluedio DF610 1. 100% test by QC 2. Competitive factory price 3. Best sale service The details For Bluedio 610 Multimedia Bluetooth Headset as follows: With the unique slim design of Bluetooth headset, for BluedioDF610II possess a series of creative performance. Bluetoo
Brand Name: OEM Model Number: SK-BH-M6 Style: In-Ear Communication: Wireless Connectors: Bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Light black,Metallic ,rubber blak Packaging & Delivery Packaging Detail: Gift Box Delivery Detail: 3-10 Days Specifications Hot mono bluetooth headphone up to 220 hours Talking time:up to 13 hours Bluetooth range: 10M Net weight: 48g SK-BH-M6 hot mono bluetooth headphone BH-M6 has up to 220 hours long standby time and 13 hours of continuous use and Compatible with all Bluetooth-enabled phones,it beautifully works in office.Enjoy fun of wireless via an bluetooth dongle ,it works well with SKYPE,MSN,and VoIP.Crystal clear sound can thoroughly release your hands to enjoy your work!Features:1). Blocks 4 times the external noise2). Ultarlong talk time &light weight3). Support headset,handfree profile4). Redial the last call ,Reject call.Volume adjustable.5). Faster connec
Specifications Noise Cancelling Studio Wireless Headphone Mp3 Bluetooth headset 1. best quality 2. build-in bluetooth 3. wireless Noise Cancelling Studio Wireless Headphone Mp3 Bluetooth headset1. best quality2. build-in bluetooth3. wireless4. box retail package5. accept paypal6. ship by UPS,DHL,EMS,SEA.Welcome to inquiry and place order.
Specifications Bluetooth headphone Automatic switch between phone call and music Enjoy stereo music wirelessly Comfortable wearing OEM&ODM Features: Portable bluetooth stereo headphone with micCompatiable for PS3--online chattingCompatiable for iPhone-listening music and making phone calls. Automatic switch between phone call and music.Allows you answer or make calls with the bluetooth enabled mobile phone while you are listening to music. After you ended the call, the music will follow to be streamed in few seconds. Enjoy stereo music wirelessly Comfortable wearing and secure carrying The volume can be controled by buttonsThe headset location can be telescopic adj
Brand Name: iStyleCity Model Number: ISCT-BLHEADSET Style: In-Ear Communication: Wireless Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Silver Type: Mono Bluetooth Headset Weight: 6 g Package: Blister Package Specification: 47*15*7mm paypal: accept Packaging & Delivery Packaging Detail: Blister Package Delivery Detail: 3-10 working days after payment done Specifications Universal Mono Bluetooth Headset 1.good quality 2.bluetooth headset 3.factory price 4.OEM Company Brief Introduction: 1.ISTYLECITY.COM LTD is a leading manufacturer and exporter specializing in accessories for iPhone, for iPad & for iPod . 2. ISTYLECITY.COM LTD was established in 2009,with office in USA!3.We offer a large selection of products ranging from Car Kits, Cases, Chargers & Cables, Cradles & Docks, Headphones, Headsets, Screen Protectors, Stylus Pen and more Details: 2 wearing stylesLong headset, close fitOn/off slider switchN
Specifications 1.Bluetooth stereo headphone 2.Eye-catching design 3.Wanderful sound quality Bluetooth Version :ISSC 3.0+EDRType:Stereo headphone with internal micOperation Distance:10mRange of Frequency: 2.4 to 2.4835GHz ISM band Sensitivity:85dB Music Format MP3 at WMAStandby time up to 160hours Music Playing Time 5 hours Normal Charging Time Within 3 hours Battery 3.7V 200mA Rechargeable Li-Polymer RF Output Power -6dBm to 4dBm Operating temperature -10’C to +55’CSupports Bluetooth Headset, Handsfree, A2DP and AVRCP Profiles Kingsun: China supply chain solution Whatever you need, youcould find the solution from kingsun Since its establishment in 1995, Shenzhen Kingsun Enterprises Co., Ltd has been expanding its business fields globally and continuously growing up towards another milestone. With 10 professional product developing engineers, Kingsunprovides OEM & ODM service to clients all over the world,
Specifications 1.talking time :3 h 2.standby time :120h 3.transmitting distance :10m 4.Bluetooth Version :v3.0 5.chip:CCMIC new smallest wireless bluetooth headset for samsung Specifications: Brand NameJPModelJP-BH99AInterface TypeUSBStyle in-ear/hear hookproduct size35*15*10mmProduct NW8gUnit Packing size167*83.5*40mmProduct GW54.4g Features and Advantages:1. Fashionable looking ,Ultra Slim and Ultra Smart Design . Removable type ear hook Products through bluetooth BQB certification2. small size and light weight make you to convenient to use 3. Three different sizes of ear plugs, wearing more comfortable 4. Technology digital signal processing - DPS. 5. Memory matching + echo elimination + voice dialing 6. support all of the mobile phone 7. the bluetooth version 3.0,8. signal sending interval extending to 0.5 seconds, chip workload greatly reduced
Specifications 1.SMS 50cent headphone with bluetooth 2.In Line Mic audio,Active Noise Cancelling 3.Straight Jack Type Detailed Product Description
Specifications Newest Design Wireless Bluetooth Headphone 1.Earphone for mobile phone. 2.Reduce radiation. 3.Senior Quality. 4.Small MOQ. Newest Design Wireless Bluetooth Headphone •Feature 1.Powerful compatibility, Suitable for different brands of mobile phone.2.The Retro Handset combines classic style with a contemporary edge and is finished with a luxurious soft-touch texture with multifunction.3. Noise reduction system, this handset offers excellent sound quality and eliminates up to 99% of electro magnetic interference.4. Can be used for flat panel comp
Brand Name: K-mate Model Number: BTH059 Style: Headband Communication: Wireless Function: Bluetooth Place of Origin: Guangdong China (Mainland) Specifications 1.Lightweight Bluetooth headphone with adjustable headband 2.It can be used to listen music or answer call Lightweight Bluetooth headphone with adjustable headband Key specifications:Bluetooth specification: V2.1+EDRBluetooth profiles supported: HSP, HFP, A2DP and AVRCPOperating distance: 10 meters Class IIRechargeable 300 mAH Li-polymer batteryTalk time: Up to 11 hoursMusic playing time: Up to 10 hoursStandby time: Up to 300hoursCharging time: About 3 hoursCharge input voltage: DC 5VDimensions: 157×152×42mmWeight: 85.4 g Special features:Extreme comfort from adjustable head hand and earplug.Embedded microphone for hands-free conversation from Bluetooth-enabled mobile phones.Enjoy stereo music wirelessly from Bluetooth A2DP devices.Pause the music & Play back automatically when rece
Specifications Main functiCon:When listening to the music,it can change to automatically when a call come. Product description : HD Voice Stereo Bluetooth headset 1.Product Specification:V2.0+EDR 2.Support profiles:Headset,handfree. 3.Talk time:Up to 10 hours 4.Power source:Built in Techargeable Li-ion battery 5.Main function:When listening to the music,it can change to automatically when a call come Technical support : HD Voice Stereo Bluetooth headsetBluetooth modelV2.0+EDRsupport agreementHeadset,handfreetalking time10 hoursstandby time180daysvalid distance10meterscharging timewithin 2hourscharging voltageDC 5vhead size49*15*7mmhead weight10gcolorany colorwhole suit weight9.2g
Specifications * bluetooth headset * bluetooth headset with BQB patent certification * bluetooth headset with fm radio,mp3 function bluetooth headset BH-10 Bluetooth headset Technical SpecificationsColorsBlack/White/pink/yellow/purple/green/blue/ red/orange order quantity more than 1000 set can choose more colourCapacityExternal TF card slot for memory 1GB,2GB,4GB,8GB,16GB,32GBSize and Weightunfold specificationLength:150 mm,Width: 140.mmDepth: 55 mm,Weight: 46 gfolded specificationLength:115 mm,Width:75 mmDepth:50 mm,Weight:46 gSpeakerSpeaker size:27mm *2 Power:2W4Ω impedance: 32Ω±15% Resonance 220Hz±20%HZ Sound Pressure: 130±3 dB at Distortion: 5%less Pure tone Sine wave: 0.8V Effective Frequency Band: Fo~20KHzInput and outputInput when power on ,output when power off USB2.0 High Spee